<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        img{
            animation: demo 1s linear infinite;
        }
        @keyframes demo {
            0%{
                transform: rotate(0deg);
            }
            100%{
                transform: rotate(360deg);
            }
        }
    </style>
</head>
<body>
    <img src="./fengche.png" alt="">
</body>
</html>